The iPhone Book: Covers iPhone 4S, iPhone 4, and iPhone 3GS, Fifth Edition

Using the Stopwatch

In the Clock app, tap on Stopwatch at the bottom of the screen to bring up the Stopwatch screen. There are only two buttons: Start and Reset. To start timing something, tap the green Start button. Once the stopwatch starts running, the green Start button is replaced by a red Stop button. To start over, tap Stop, then tap the Reset button. If you want to record lap times, just tap the Lap button (what used to be the Reset button before the stopwatch started running), and those times are listed in the fields below the two buttons. You can have lots of individual lap times (I stopped at 32 laps—man, was I tired), and you can ...